- Nació el 1968-10-24 en Salt Lake City, Utah, USA
From Wikipedia, the free encyclopedia. Mark Walton (born October 24, 1968) is a story artist and voice actor at the Walt Disney Feature Animation. Walton is best known for voicing Rhino the hamster in Bolt. Description above from the Wikipedia article Mark Walton, licensed under CC-BY-SA, full list of contributors on Wikipedia.